Triple

T15126056
Position Surface form Disambiguated ID Type / Status
Subject Queensborough Bridge E361292 entity
Predicate crossesBranchOf P416 FINISHED
Object North Arm of the Fraser River
The North Arm of the Fraser River is a major distributary channel of the Fraser River in Metro Vancouver, flowing past industrial and residential areas and spanned by several key bridges.
E40384 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: North Arm of the Fraser River | Statement: [Queensborough Bridge, crossesBranchOf, North Arm of the Fraser River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: North Arm of the Fraser River
Context triple: [Queensborough Bridge, crossesBranchOf, North Arm of the Fraser River]
  • A. Coquitlam River
    The Coquitlam River is a tributary of the Fraser River in British Columbia, Canada, known for flowing through the city of Coquitlam and supporting local recreation and salmon habitats.
  • B. Nanaimo River
    The Nanaimo River is a river on Vancouver Island in British Columbia, Canada, known for its salmon runs, recreational opportunities, and role in draining into the Strait of Georgia near the city of Nanaimo.
  • C. Lillooet River
    The Lillooet River is a major river in southwestern British Columbia, Canada, flowing through mountainous terrain and valleys before ultimately draining into Harrison Lake.
  • D. Fraser River
    The Fraser River is a mountain river in Colorado that flows through the Fraser Valley and joins the Colorado River near Granby.
  • E. Fraser River
    The Fraser River is the longest river within British Columbia, Canada, flowing from the Rocky Mountains to the Pacific Ocean and serving as a major waterway for ecology, fisheries, and regional commerce in the Pacific Northwest.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: North Arm of the Fraser River
Triple: [Queensborough Bridge, crossesBranchOf, North Arm of the Fraser River]
Generated description
The North Arm of the Fraser River is a major distributary channel of the Fraser River in Metro Vancouver, flowing past industrial and residential areas and spanned by several key bridges.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: North Arm of the Fraser River
Target entity description: The North Arm of the Fraser River is a major distributary channel of the Fraser River in Metro Vancouver, flowing past industrial and residential areas and spanned by several key bridges.
  • A. Coquitlam River
    The Coquitlam River is a tributary of the Fraser River in British Columbia, Canada, known for flowing through the city of Coquitlam and supporting local recreation and salmon habitats.
  • B. Nanaimo River
    The Nanaimo River is a river on Vancouver Island in British Columbia, Canada, known for its salmon runs, recreational opportunities, and role in draining into the Strait of Georgia near the city of Nanaimo.
  • C. Lillooet River
    The Lillooet River is a major river in southwestern British Columbia, Canada, flowing through mountainous terrain and valleys before ultimately draining into Harrison Lake.
  • D. Fraser River chosen
    The Fraser River is the longest river within British Columbia, Canada, flowing from the Rocky Mountains to the Pacific Ocean and serving as a major waterway for ecology, fisheries, and regional commerce in the Pacific Northwest.
  • E. Fraser River
    The Fraser River is a mountain river in Colorado that flows through the Fraser Valley and joins the Colorado River near Granby.
  • F. None of above.

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d85a06450081909c5a14ea9851a15e completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e005a1b9288190954f2d92549805e5 completed April 15, 2026, 9:39 p.m.
NED1 Entity disambiguation (via context triple) batch_69ff1a61136081908198806944c81808 completed May 9, 2026, 11:28 a.m.
NEDg Description generation batch_69ff1bc3aa2c8190b61d21fa78682ea1 completed May 9, 2026, 11:34 a.m.
NED2 Entity disambiguation (via description) batch_69ff1cbccab48190b9e19b5a09324d8c completed May 9, 2026, 11:38 a.m.
Created at: April 10, 2026, 3:06 a.m.